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-rw-r--r--ospfd/ospf_ext.c249
1 files changed, 181 insertions, 68 deletions
diff --git a/ospfd/ospf_ext.c b/ospfd/ospf_ext.c
index 75b5803..df0b3b9 100644
--- a/ospfd/ospf_ext.c
+++ b/ospfd/ospf_ext.c
@@ -31,6 +31,7 @@
#include "network.h"
#include "if.h"
#include "libospf.h" /* for ospf interface types */
+#include <lib/json.h>
#include "ospfd/ospfd.h"
#include "ospfd/ospf_interface.h"
@@ -1715,85 +1716,138 @@ static void ospf_ext_lsa_schedule(struct ext_itf *exti, enum lsa_opcode op)
/* Cisco experimental SubTLV */
static uint16_t show_vty_ext_link_rmt_itf_addr(struct vty *vty,
- struct tlv_header *tlvh)
+ struct tlv_header *tlvh,
+ json_object *json)
{
struct ext_subtlv_rmt_itf_addr *top =
(struct ext_subtlv_rmt_itf_addr *)tlvh;
check_tlv_size(EXT_SUBTLV_RMT_ITF_ADDR_SIZE, "Remote Itf. Address");
- vty_out(vty,
- " Remote Interface Address Sub-TLV: Length %u\n Address: %pI4\n",
- ntohs(top->header.length), &top->value);
+ if (!json)
+ vty_out(vty,
+ " Remote Interface Address Sub-TLV: Length %u\n Address: %pI4\n",
+ ntohs(top->header.length), &top->value);
+ else
+ json_object_string_addf(json, "remoteInterfaceAddress", "%pI4",
+ &top->value);
return TLV_SIZE(tlvh);
}
/* Adjacency SID SubTLV */
static uint16_t show_vty_ext_link_adj_sid(struct vty *vty,
- struct tlv_header *tlvh)
+ struct tlv_header *tlvh,
+ json_object *json)
{
struct ext_subtlv_adj_sid *top = (struct ext_subtlv_adj_sid *)tlvh;
+ uint8_t tlv_size;
- check_tlv_size(EXT_SUBTLV_ADJ_SID_SIZE, "Adjacency SID");
+ tlv_size = CHECK_FLAG(top->flags, EXT_SUBTLV_LINK_ADJ_SID_VFLG)
+ ? SID_LABEL_SIZE(EXT_SUBTLV_ADJ_SID_SIZE)
+ : SID_INDEX_SIZE(EXT_SUBTLV_ADJ_SID_SIZE);
+ check_tlv_size(tlv_size, "Adjacency SID");
- vty_out(vty,
- " Adj-SID Sub-TLV: Length %u\n\tFlags: 0x%x\n\tMT-ID:0x%x\n\tWeight: 0x%x\n\t%s: %u\n",
- ntohs(top->header.length), top->flags, top->mtid, top->weight,
- CHECK_FLAG(top->flags, EXT_SUBTLV_LINK_ADJ_SID_VFLG) ? "Label"
- : "Index",
- CHECK_FLAG(top->flags, EXT_SUBTLV_LINK_ADJ_SID_VFLG)
- ? GET_LABEL(ntohl(top->value))
- : ntohl(top->value));
+ if (!json)
+ vty_out(vty,
+ " Adj-SID Sub-TLV: Length %u\n\tFlags: 0x%x\n\tMT-ID:0x%x\n\tWeight: 0x%x\n\t%s: %u\n",
+ ntohs(top->header.length), top->flags, top->mtid,
+ top->weight,
+ CHECK_FLAG(top->flags, EXT_SUBTLV_LINK_ADJ_SID_VFLG)
+ ? "Label"
+ : "Index",
+ CHECK_FLAG(top->flags, EXT_SUBTLV_LINK_ADJ_SID_VFLG)
+ ? GET_LABEL(ntohl(top->value))
+ : ntohl(top->value));
+ else {
+ json_object_string_addf(json, "flags", "0x%x", top->flags);
+ json_object_string_addf(json, "mtID", "0x%x", top->mtid);
+ json_object_string_addf(json, "weight", "0x%x", top->weight);
+ if (CHECK_FLAG(top->flags, EXT_SUBTLV_LINK_ADJ_SID_VFLG))
+ json_object_int_add(json, "label",
+ GET_LABEL(ntohl(top->value)));
+ else
+ json_object_int_add(json, "index", ntohl(top->value));
+ }
return TLV_SIZE(tlvh);
}
/* LAN Adjacency SubTLV */
static uint16_t show_vty_ext_link_lan_adj_sid(struct vty *vty,
- struct tlv_header *tlvh)
+ struct tlv_header *tlvh,
+ json_object *json)
{
struct ext_subtlv_lan_adj_sid *top =
(struct ext_subtlv_lan_adj_sid *)tlvh;
+ uint8_t tlv_size;
- check_tlv_size(EXT_SUBTLV_LAN_ADJ_SID_SIZE, "Lan-Adjacency SID");
+ tlv_size = CHECK_FLAG(top->flags, EXT_SUBTLV_LINK_ADJ_SID_VFLG)
+ ? SID_LABEL_SIZE(EXT_SUBTLV_LAN_ADJ_SID_SIZE)
+ : SID_INDEX_SIZE(EXT_SUBTLV_LAN_ADJ_SID_SIZE);
+ check_tlv_size(tlv_size, "LAN-Adjacency SID");
- vty_out(vty,
- " LAN-Adj-SID Sub-TLV: Length %u\n\tFlags: 0x%x\n\tMT-ID:0x%x\n\tWeight: 0x%x\n\tNeighbor ID: %pI4\n\t%s: %u\n",
- ntohs(top->header.length), top->flags, top->mtid, top->weight,
- &top->neighbor_id,
- CHECK_FLAG(top->flags, EXT_SUBTLV_LINK_ADJ_SID_VFLG) ? "Label"
- : "Index",
- CHECK_FLAG(top->flags, EXT_SUBTLV_LINK_ADJ_SID_VFLG)
- ? GET_LABEL(ntohl(top->value))
- : ntohl(top->value));
+ if (!json)
+ vty_out(vty,
+ " LAN-Adj-SID Sub-TLV: Length %u\n\tFlags: 0x%x\n\tMT-ID:0x%x\n\tWeight: 0x%x\n\tNeighbor ID: %pI4\n\t%s: %u\n",
+ ntohs(top->header.length), top->flags, top->mtid,
+ top->weight, &top->neighbor_id,
+ CHECK_FLAG(top->flags, EXT_SUBTLV_LINK_ADJ_SID_VFLG)
+ ? "Label"
+ : "Index",
+ CHECK_FLAG(top->flags, EXT_SUBTLV_LINK_ADJ_SID_VFLG)
+ ? GET_LABEL(ntohl(top->value))
+ : ntohl(top->value));
+ else {
+ json_object_string_addf(json, "flags", "0x%x", top->flags);
+ json_object_string_addf(json, "mtID", "0x%x", top->mtid);
+ json_object_string_addf(json, "weight", "0x%x", top->weight);
+ json_object_string_addf(json, "neighborID", "%pI4",
+ &top->neighbor_id);
+ if (CHECK_FLAG(top->flags, EXT_SUBTLV_LINK_ADJ_SID_VFLG))
+ json_object_int_add(json, "label",
+ GET_LABEL(ntohl(top->value)));
+ else
+ json_object_int_add(json, "index", ntohl(top->value));
+ }
return TLV_SIZE(tlvh);
}
static uint16_t show_vty_unknown_tlv(struct vty *vty, struct tlv_header *tlvh,
- size_t buf_size)
+ size_t buf_size, json_object *json)
{
+ json_object *obj;
+
if (TLV_SIZE(tlvh) > buf_size) {
vty_out(vty, " TLV size %d exceeds buffer size. Abort!",
TLV_SIZE(tlvh));
return buf_size;
}
-
- vty_out(vty, " Unknown TLV: [type(0x%x), length(0x%x)]\n",
- ntohs(tlvh->type), ntohs(tlvh->length));
+ if (!json)
+ vty_out(vty, " Unknown TLV: [type(0x%x), length(0x%x)]\n",
+ ntohs(tlvh->type), ntohs(tlvh->length));
+ else {
+ obj = json_object_new_object();
+ json_object_string_addf(obj, "type", "0x%x",
+ ntohs(tlvh->type));
+ json_object_string_addf(obj, "length", "0x%x",
+ ntohs(tlvh->length));
+ json_object_object_add(json, "unknownTLV", obj);
+ }
return TLV_SIZE(tlvh);
}
/* Extended Link Sub TLVs */
static uint16_t show_vty_link_info(struct vty *vty, struct tlv_header *ext,
- size_t buf_size)
+ size_t buf_size, json_object *json)
{
struct ext_tlv_link *top = (struct ext_tlv_link *)ext;
struct tlv_header *tlvh;
uint16_t length = ntohs(top->header.length);
uint16_t sum = 0;
+ json_object *jadj = NULL, *obj = NULL;
/* Verify that TLV length is valid against remaining buffer size */
if (length > buf_size) {
@@ -1803,12 +1857,22 @@ static uint16_t show_vty_link_info(struct vty *vty, struct tlv_header *ext,
return buf_size;
}
- vty_out(vty,
- " Extended Link TLV: Length %u\n Link Type: 0x%x\n"
- " Link ID: %pI4\n",
- ntohs(top->header.length), top->link_type,
- &top->link_id);
- vty_out(vty, " Link data: %pI4\n", &top->link_data);
+ if (!json) {
+ vty_out(vty,
+ " Extended Link TLV: Length %u\n Link Type: 0x%x\n"
+ " Link ID: %pI4\n",
+ ntohs(top->header.length), top->link_type,
+ &top->link_id);
+ vty_out(vty, " Link data: %pI4\n", &top->link_data);
+ } else {
+ json_object_string_addf(json, "linkType", "0x%x",
+ top->link_type);
+ json_object_string_addf(json, "linkID", "%pI4", &top->link_id);
+ json_object_string_addf(json, "linkData", "%pI4",
+ &top->link_data);
+ jadj = json_object_new_array();
+ json_object_object_add(json, "adjacencySID", jadj);
+ }
/* Skip Extended TLV and parse sub-TLVs */
length -= EXT_TLV_LINK_SIZE;
@@ -1817,16 +1881,27 @@ static uint16_t show_vty_link_info(struct vty *vty, struct tlv_header *ext,
for (; sum < length && tlvh; tlvh = TLV_HDR_NEXT(tlvh)) {
switch (ntohs(tlvh->type)) {
case EXT_SUBTLV_ADJ_SID:
- sum += show_vty_ext_link_adj_sid(vty, tlvh);
+ if (json) {
+ obj = json_object_new_object();
+ json_object_array_add(jadj, obj);
+ } else
+ obj = NULL;
+ sum += show_vty_ext_link_adj_sid(vty, tlvh, obj);
break;
case EXT_SUBTLV_LAN_ADJ_SID:
- sum += show_vty_ext_link_lan_adj_sid(vty, tlvh);
+ if (json) {
+ obj = json_object_new_object();
+ json_object_array_add(jadj, obj);
+ } else
+ obj = NULL;
+ sum += show_vty_ext_link_lan_adj_sid(vty, tlvh, obj);
break;
case EXT_SUBTLV_RMT_ITF_ADDR:
- sum += show_vty_ext_link_rmt_itf_addr(vty, tlvh);
+ sum += show_vty_ext_link_rmt_itf_addr(vty, tlvh, json);
break;
default:
- sum += show_vty_unknown_tlv(vty, tlvh, length - sum);
+ sum += show_vty_unknown_tlv(vty, tlvh, length - sum,
+ json);
break;
}
}
@@ -1841,9 +1916,12 @@ static void ospf_ext_link_show_info(struct vty *vty, struct json_object *json,
struct lsa_header *lsah = lsa->data;
struct tlv_header *tlvh;
uint16_t length = 0, sum = 0;
+ json_object *jlink = NULL;
- if (json)
- return;
+ if (json) {
+ jlink = json_object_new_object();
+ json_object_object_add(json, "extendedLink", jlink);
+ }
/* Initialize TLV browsing */
length = lsa->size - OSPF_LSA_HEADER_SIZE;
@@ -1852,10 +1930,12 @@ static void ospf_ext_link_show_info(struct vty *vty, struct json_object *json,
tlvh = TLV_HDR_NEXT(tlvh)) {
switch (ntohs(tlvh->type)) {
case EXT_TLV_LINK:
- sum += show_vty_link_info(vty, tlvh, length - sum);
+ sum += show_vty_link_info(vty, tlvh, length - sum,
+ jlink);
break;
default:
- sum += show_vty_unknown_tlv(vty, tlvh, length - sum);
+ sum += show_vty_unknown_tlv(vty, tlvh, length - sum,
+ jlink);
break;
}
}
@@ -1863,34 +1943,51 @@ static void ospf_ext_link_show_info(struct vty *vty, struct json_object *json,
/* Prefix SID SubTLV */
static uint16_t show_vty_ext_pref_pref_sid(struct vty *vty,
- struct tlv_header *tlvh)
+ struct tlv_header *tlvh,
+ json_object *json)
{
struct ext_subtlv_prefix_sid *top =
(struct ext_subtlv_prefix_sid *)tlvh;
+ uint8_t tlv_size;
- check_tlv_size(EXT_SUBTLV_PREFIX_SID_SIZE, "Prefix SID");
-
- vty_out(vty,
- " Prefix SID Sub-TLV: Length %u\n\tAlgorithm: %u\n\tFlags: 0x%x\n\tMT-ID:0x%x\n\t%s: %u\n",
- ntohs(top->header.length), top->algorithm, top->flags,
- top->mtid,
- CHECK_FLAG(top->flags, EXT_SUBTLV_PREFIX_SID_VFLG) ? "Label"
- : "Index",
- CHECK_FLAG(top->flags, EXT_SUBTLV_PREFIX_SID_VFLG)
- ? GET_LABEL(ntohl(top->value))
- : ntohl(top->value));
+ tlv_size = CHECK_FLAG(top->flags, EXT_SUBTLV_PREFIX_SID_VFLG)
+ ? SID_LABEL_SIZE(EXT_SUBTLV_PREFIX_SID_SIZE)
+ : SID_INDEX_SIZE(EXT_SUBTLV_PREFIX_SID_SIZE);
+ check_tlv_size(tlv_size, "Prefix SID");
+ if (!json)
+ vty_out(vty,
+ " Prefix SID Sub-TLV: Length %u\n\tAlgorithm: %u\n\tFlags: 0x%x\n\tMT-ID:0x%x\n\t%s: %u\n",
+ ntohs(top->header.length), top->algorithm, top->flags,
+ top->mtid,
+ CHECK_FLAG(top->flags, EXT_SUBTLV_PREFIX_SID_VFLG)
+ ? "Label"
+ : "Index",
+ CHECK_FLAG(top->flags, EXT_SUBTLV_PREFIX_SID_VFLG)
+ ? GET_LABEL(ntohl(top->value))
+ : ntohl(top->value));
+ else {
+ json_object_int_add(json, "algorithm", top->algorithm);
+ json_object_string_addf(json, "flags", "0x%x", top->flags);
+ json_object_string_addf(json, "mtID", "0x%x", top->mtid);
+ if (CHECK_FLAG(top->flags, EXT_SUBTLV_PREFIX_SID_VFLG))
+ json_object_int_add(json, "label",
+ GET_LABEL(ntohl(top->value)));
+ else
+ json_object_int_add(json, "index", ntohl(top->value));
+ }
return TLV_SIZE(tlvh);
}
/* Extended Prefix SubTLVs */
static uint16_t show_vty_pref_info(struct vty *vty, struct tlv_header *ext,
- size_t buf_size)
+ size_t buf_size, json_object *json)
{
struct ext_tlv_prefix *top = (struct ext_tlv_prefix *)ext;
struct tlv_header *tlvh;
uint16_t length = ntohs(top->header.length);
uint16_t sum = 0;
+ json_object *jsid = NULL;
/* Verify that TLV length is valid against remaining buffer size */
if (length > buf_size) {
@@ -1900,11 +1997,21 @@ static uint16_t show_vty_pref_info(struct vty *vty, struct tlv_header *ext,
return buf_size;
}
- vty_out(vty,
- " Extended Prefix TLV: Length %u\n\tRoute Type: %u\n"
- "\tAddress Family: 0x%x\n\tFlags: 0x%x\n\tAddress: %pI4/%u\n",
- ntohs(top->header.length), top->route_type, top->af, top->flags,
- &top->address, top->pref_length);
+ if (!json)
+ vty_out(vty,
+ " Extended Prefix TLV: Length %u\n\tRoute Type: %u\n"
+ "\tAddress Family: 0x%x\n\tFlags: 0x%x\n\tAddress: %pI4/%u\n",
+ ntohs(top->header.length), top->route_type, top->af,
+ top->flags, &top->address, top->pref_length);
+ else {
+ json_object_int_add(json, "routeType", top->route_type);
+ json_object_string_addf(json, "addressFamily", "0x%x", top->af);
+ json_object_string_addf(json, "flags", "0x%x", top->flags);
+ json_object_string_addf(json, "address", "%pI4", &top->address);
+ json_object_int_add(json, "prefixLength", top->pref_length);
+ jsid = json_object_new_object();
+ json_object_object_add(json, "prefixSID", jsid);
+ }
/* Skip Extended Prefix TLV and parse sub-TLVs */
length -= EXT_TLV_PREFIX_SIZE;
@@ -1913,10 +2020,11 @@ static uint16_t show_vty_pref_info(struct vty *vty, struct tlv_header *ext,
for (; sum < length && tlvh; tlvh = TLV_HDR_NEXT(tlvh)) {
switch (ntohs(tlvh->type)) {
case EXT_SUBTLV_PREFIX_SID:
- sum += show_vty_ext_pref_pref_sid(vty, tlvh);
+ sum += show_vty_ext_pref_pref_sid(vty, tlvh, jsid);
break;
default:
- sum += show_vty_unknown_tlv(vty, tlvh, length - sum);
+ sum += show_vty_unknown_tlv(vty, tlvh, length - sum,
+ json);
break;
}
}
@@ -1931,9 +2039,12 @@ static void ospf_ext_pref_show_info(struct vty *vty, struct json_object *json,
struct lsa_header *lsah = lsa->data;
struct tlv_header *tlvh;
uint16_t length = 0, sum = 0;
+ json_object *jpref = NULL;
- if (json)
- return;
+ if (json) {
+ jpref = json_object_new_object();
+ json_object_object_add(json, "extendedPrefix", jpref);
+ }
/* Initialize TLV browsing */
length = lsa->size - OSPF_LSA_HEADER_SIZE;
@@ -1942,10 +2053,12 @@ static void ospf_ext_pref_show_info(struct vty *vty, struct json_object *json,
tlvh = TLV_HDR_NEXT(tlvh)) {
switch (ntohs(tlvh->type)) {
case EXT_TLV_PREFIX:
- sum += show_vty_pref_info(vty, tlvh, length - sum);
+ sum += show_vty_pref_info(vty, tlvh, length - sum,
+ jpref);
break;
default:
- sum += show_vty_unknown_tlv(vty, tlvh, length - sum);
+ sum += show_vty_unknown_tlv(vty, tlvh, length - sum,
+ jpref);
break;
}
}
generated by cgit v1.2.3 (git 2.39.1) at 2024-06-12 00:19:40 +0000